From 5d2332b0cb3dcd5923741370275149479aba0b0d Mon Sep 17 00:00:00 2001
From: "Evgeniy A. Dushistov" <dushistov@mail.ru>
Date: Fri, 24 Jun 2022 20:10:43 +0300
Subject: [PATCH] use cmake to check if compiler supports c++11

---
 CMakeLists.txt       |  4 ++++
 cmake/compiler.cmake | 13 -------------
 2 files changed, 4 insertions(+), 13 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 15da246..3d1b26e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,10 @@ project(sdcv)
 cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
 cmake_policy(VERSION 3.5)
 
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+set(CMAKE_CXX_EXTENSIONS False)
+
 include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/compiler.cmake")
 
 set(ZLIB_FIND_REQUIRED True)
diff --git a/cmake/compiler.cmake b/cmake/compiler.cmake
index cf94ed3..58a627a 100644
--- a/cmake/compiler.cmake
+++ b/cmake/compiler.cmake
@@ -16,19 +16,6 @@ if (NOT DEFINED SDCV_COMPILER_IS_GCC_COMPATIBLE)
   endif()
 endif()
 
-if (MSVC AND (MSVC_VERSION LESS 1900))
-  message(FATAL_ERROR "MSVC version ${MSVC_VERSION} have no full c++11 support")
-elseif (MSVC)
-  add_definitions(-DNOMINMAX)
-elseif (NOT MSVC)
-  check_cxx_compiler_flag("-std=c++11" CXX_SUPPORTS_CXX11)
-  if (CXX_SUPPORTS_CXX11)
-    append("-std=c++11" CMAKE_CXX_FLAGS)
-  else ()
-    message(FATAL_ERROR "sdcv requires C++11 support but the '-std=c++11' flag isn't supported.")
-  endif()
-endif ()
-
 if (SDCV_COMPILER_IS_GCC_COMPATIBLE)
   append("-Wall" "-Wextra" "-Wformat-security" "-Wcast-align" "-Werror=format" "-Wcast-qual" CMAKE_C_FLAGS)
   append("-Wall" "-pedantic" "-Wextra" "-Wformat-security" "-Wcast-align" "-Werror=format" "-Wcast-qual" CMAKE_CXX_FLAGS)